The Caterpillar 7C-6209 Crankshaft Thrust Plate is a heavy-duty engine component engineered to control the axial movement of the crankshaft within the engine block deck. It plays a critical role in minimizing structural vibrations, supporting the crankshaft thrust bearings, and ensuring uniform transmission of reciprocating force into rotary motion.
1. Core Dimensions & Weight
- Standard Component Thickness: 11.80 mm (0.465 in)
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Net Weight: Approximately 0.70 kg (1.54 lbs)
2. Material & Operational Specs
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Material Grade: Premium high-strength structural hardened alloy steel matrix built to withstand immense directional friction and high mechanical stress.
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Precision Finish: Surface-ground faces machined to strict tolerances to optimize oil film distribution and limit wear across the thrust bearing surfaces.
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Performance Benefit: Engineered to restrict longitudinal crankshaft drift, ensuring precise alignment of the connecting rods and minimizing internal component chafing under heavy torque loads.
3. Equipment & Engine Compatibility
This structural thrust plate is designed for heavy-duty, big-bore Caterpillar engine platforms:
- Diesel Engine Series: CAT 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C.
- Gas Engine Series: G3508, G3512, G3516, G3516B, G3516C, G3516H, G3520C, G3520E.
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Heavy Duty Application: Deployed across flagship CAT marine propulsion units, large mining haul trucks, industrial earthmovers, and stationary prime power modules.
4. Part Cross-References & History
- Preceded By / Older Version: 2W-0646, 2W0646
- Alternative Part Numbers: 7C6209, 7C 6209
